smbinterp/bin/resolution.2D.py

import sys
import pickle

import time

from   progressbar import *

from interp.grid.DD import *
from interp.tools   import *
from interp         import bootstrap

EXTRA_POINTS = 64

RES_START = 10
RES_END   = 100
RES_DELTA = 10

ORDER_START = 1
ORDER_END   = 8

dest_verts, output_filename = sys.argv[1:]
dest_verts = pickle.load(open(dest_verts, 'r'))

output_file = open(output_filename, 'w')

count = len(dest_verts) * len(xrange(RES_START,RES_END + 1, RES_DELTA)) * len(xrange(ORDER_START, ORDER_END + 1))

widgets = ['submit jobs: ', Percentage(), ' ', Bar(), ' ', ETA()]
pbar = ProgressBar(widgets = widgets, maxval = count)
pbar.start()

i=0
for resolution in xrange(RES_START,RES_END + 1, RES_DELTA):
  r = rect_grid(resolution, resolution)

  for v in xrange(len(r.verts)):
    r.q[v] = baker_exact_2D(r.verts[v])

  output_file.write("%f" % (1.0 / resolution))

  for order in xrange(ORDER_START, ORDER_END + 1):
    errors = []

    start = time.time()
    for X in dest_verts:
      a = r.run_baker(X, order, EXTRA_POINTS)
      cur_exact = baker_exact_2D(X)
      e = a['final'] - cur_exact
      errors.append(e)
      i+=1
      pbar.update(i)
    end = time.time()

    rmserror = rms(errors)
    output_file.write(" %e" % rmserror)
  output_file.write("\n")
  output_file.flush()
pbar.finish()